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package struts.action;

import struts.form.LoginForm;
import dao.DAOUsuario;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;

public class LoginAction extends org.apache.struts.action.Action {

    /**
     * This is the action called from the Struts framework.
     * @param mapping The ActionMapping used to select this instance.
     * @param form The optional ActionForm bean for this request.
     * @param request The HTTP Request we are processing.
     * @param response The HTTP Response we are processing.
     * @throws java.lang.Exception
     * @return
     */
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {

        LoginForm loginForm = (LoginForm) form;
        String pass = loginForm.getPass();
        String user = loginForm.getUsuario();

        boolean existe = DAOUsuario.existe(user, pass);


        if (existe) {
            return mapping.findForward("successLogin");
        } //
        else {

            ActionErrors errors = new ActionErrors();
            errors.add("noExisteUsuario", new ActionMessage("errors.noExisteUsuario"));
            //almaceno el error
            saveErrors(request, errors);
            return mapping.getInputForward();
        }
    }
}
